Dual-tip highlighter



FIG. 1 is an upper perspective view of a dual-tip highlighter showing my new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is an enlarged top plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is an enlarged bottom plan view thereof; and,

FIG. 7 is a rear elevation view thereof.

The broken lines showing portions of the top and bottom are included for the purpose of illustrating environment and form no part of the claimed design. 

The ornamental design for a dual-tip highlighter, as shown and described. 